package jwlee;

import junit.framework.Assert;
import junit.framework.TestCase;

public class ExamTest extends TestCase {

	public void testExam() {
		int i = 3;
		i = i++;
		Assert.assertEquals(i, 3);

		// 带有小数点的数字缺省是double型的,科学计数法形式的浮点数也是double型的，而double的精度比float高
		double d = 5.3E12;
		d = 11.1;
		// float f = 11.1;
	}
}
